$(document).ready(function(){

$(".main-image .desc").show(); //Show Banner
$(".main-image .block").animate({ opacity: 0.85 }, 1 ); //Set Opacity

$(".thumb-image ul li:first").addClass('active'); //Add the active class (highlights the very first list item by default)
$(".thumb-image ul li").click(function(){
    //Set Variables
    var imgAlt = $(this).find('img').attr("alt"); //Get Alt Tag of Image
    var imgTitle = $(this).find('a').attr("href"); //Get Main Image URL
    var imgDesc = $(this).find('.block').html();  //Get HTML of the "block" container
    var imgDescHeight = $(".main-image").find('.block').height(); //Find the height of the "block"

    if ($(this).is(".active")) {  //If the list item is active/selected, then...
        return false; // Don't click through - Prevents repetitive animations on active/selected list-item
    } else { //If not active then...
        //Animate the Description
        $(".main-image .block").animate({ opacity: 0, marginBottom: -imgDescHeight }, 250 , function() { //Pull the block down (negative bottom margin of its own height)
            $(".main-image .block").html(imgDesc).animate({ opacity: 0.85,  marginBottom: "0" }, 250 ); //swap the html of the block, then pull the block container back up and set opacity
            $(".main-image img").attr({ src: imgTitle , alt: imgAlt}); //Switch the main image (URL + alt tag)
        });
    }
    //Show active list-item
    $(".thumb-image ul li").removeClass('active'); //Remove class of 'active' on all list-items
    $(this).addClass('active');  //Add class of 'active' on the selected list
    return false;

}) .hover(function(){ //Hover effects on list-item
    $(this).addClass('hover'); //Add class "hover" on hover
    }, function() {
    $(this).removeClass('hover'); //Remove class "hover" on hover out
});

$("a.collapse").click(function(){
    $(".main-image .block").slideToggle(); //Toggle the description (slide up and down)
    $("a.collapse").toggleClass("show"); //Toggle the class name of "show" (the hide/show tab)
});

}); // end function
